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Which of the following measures the speed of a dot matrix printer ?

The ASCII code of ‘D’ is –

Which one of the following is not application software ?

The function of Gateway is –

Which of the following application is used for calculations ?

Mechanical devices in the computer are called –

Which one of the following is an example of open source operating system ?

Unsolicited commercial e-mail is commonly known as –

Which one is an output device ?

What function does F5 stand for in most computers ?